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自學材料_巧算圖形的周界活動-沒有答案
Author:
lkkbmaths teachers
GeoGebra
New Resources
sanjiaohanshu
美國國旗 (Claude 版)
美國國旗 (Codex, 2026.10.06)
三半圓間的相切圓(Codex╱2026.10.07)
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GGB動畫
畢式定理 (12)
截角八面體摺紙模板new
同心圓
Exploration task
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Trapezium
Tangent Line or Tangent
Solids or 3D Shapes
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